US3177970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound-absorbing panels with tapered holes therethrough
Assignee: Societa Applicazioni Gomma Antivibranti SAGA SpA
•
Filing: 1961-04-18
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Granted: 1965-04-13
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Expires: 1981-04-18
Abstract
No abstract record available.
Inventors
- 👤 Boschi Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:55
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/04; E04B9/0478; E04B9/0485; E04B9/001; F; F16; F16L; F16L55/00; F16L55/02; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A SOUND ABSORBING PANEL COMPRISING A BODY OF SOUND ABSORBING MATERIAL, SAID BODY BEING GENERALLY PLANAR AND HAVING MAJOR OPPOSITE SIDES, A PLURALITY OF HOLES EACH OF WHICH OPENS THROUGH SAID OPPOSITE SIDES, SAID HOLES BEING DEFINED BY RADIALLY CONTINUOUS PERIPHERAL WALLS EXTENDING CONTINUOUSLY FROM ONE TO THE OTHER OF SAID OPPOSITE SIDES, SAID HOLES BEING PROGRESSIVELY LARGER FROM SAID ONE TO SAID OTHER OPPOSITE SIDE, AND SAID PANEL INCLUDING A FACING PLATEN COVERING SAID ONE SIDE OF SAID BODY, SAID PLATEN HAVING APERTURES THERETHROUGH SMALLER THAN THE HOLES IN SAID BODY AT SAID ONE SIDE THEREOF, SAID APERTURES IN THE PLATEN CONNECTING WITH THE HOLES IN SAID BODY, SAID PANEL BEING ARRANGED FOR ATTACHMENT TO A SURFACE WITH SID OTHER OPPOSITE SIDE ADJACENT TO SAID SURFACE.
Claim 2
Dependent Claim
127 words
A SOUND ABSORBING PANEL COMPRISING A BODY OF SOUND ABSORBING MATERIAL, SAID BODY BEING GENERALLY PLANAR AND HAVING MAJOR OPPOSITE SIDES, A PLURALITY OF HOLES EACH OF WHICH OPENS THROUGH SAID OPPOSITE SIDES, SAID HOLES BEING DEFINED BY RADIALLY CONTINUOUS PERIPHERAL WALLS EXTENDING CONTINUOUSLY FROM ONE TO THE OTHER OF SAID OPPOSITE SIDES, SAID HOLES BEING PROGRESSIVELY LARGER FROM SAID ONE TO SAID OTHER OPPOSITE SIDE, AND SAID PANEL INCLUDING A FACING PLATEN COVERING SAID ONE SIDE OF SAID BODY, SAID PLATEN HAVING APERTURES THERETHROUGH SMALLER THAN THE HOLES IN SAID BODY AT SAID ONE SIDE THEREOF, SAID APERTURES IN THE PLATEN CONNECTING WITH THE HOLES IN SAID BODY, SAID PANEL BEING ARRANGED FOR ATTACHMENT TO A SURFACE WITH SID OTHER OPPOSITE SIDE ADJACENT TO SAID SURFACE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |